title: The action of procaine amide in complete heart block.
mesh_terms: D054537:Atrioventricular Block; D002318:Cardiovascular Diseases; D006327:Heart Block; D006801:Humans; D011342:Procainamide; D011343:Procaine / Q000031:analogs & derivatives
chemical_list: D011343:Procaine; D011342:Procainamide
keywords: HEART BLOCK; PROCAINE/derivatives